ALSA: emu10k1: remove useless resets of stop-on-loop-end bits

We initialize them at card init and don't touch them later, so there is
no need to reset them again at voice start.
Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230516093612.3536451-4-oswald.buddenhagen@gmx.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

include/sound/emu10k1.h

@@ -1792,8 +1792,10 @@ void snd_emu10k1_voice_intr_ack(struct snd_emu10k1 *emu, unsigned int voicenum);
 void snd_emu10k1_voice_half_loop_intr_enable(struct snd_emu10k1 *emu, unsigned int voicenum);
 void snd_emu10k1_voice_half_loop_intr_disable(struct snd_emu10k1 *emu, unsigned int voicenum);
 void snd_emu10k1_voice_half_loop_intr_ack(struct snd_emu10k1 *emu, unsigned int voicenum);
+#if 0
 void snd_emu10k1_voice_set_loop_stop(struct snd_emu10k1 *emu, unsigned int voicenum);
 void snd_emu10k1_voice_clear_loop_stop(struct snd_emu10k1 *emu, unsigned int voicenum);
+#endif
 void snd_emu10k1_wait(struct snd_emu10k1 *emu, unsigned int wait);
 static inline unsigned int snd_emu10k1_wc(struct snd_emu10k1 *emu) { return (inl(emu->port + WC) >> 6) & 0xfffff; }
 unsigned short snd_emu10k1_ac97_read(struct snd_ac97 *ac97, unsigned short reg);

sound/pci/emu10k1/emupcm.c

@@ -603,7 +603,6 @@ static void snd_emu10k1_playback_prepare_voice(struct snd_emu10k1 *emu, struct s
 	vattn = mix != NULL ? (mix->attn[tmp] << 16) : 0;
 	snd_emu10k1_ptr_write(emu, VTFT, voice, vattn | VTFT_FILTERTARGET_MASK);
 	snd_emu10k1_ptr_write(emu, CVCF, voice, vattn | CVCF_CURRENTFILTER_MASK);
-	snd_emu10k1_voice_clear_loop_stop(emu, voice);
 }	
 
 static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice, int master, int extra)

sound/pci/emu10k1/io.c

@@ -434,6 +434,7 @@ void snd_emu10k1_voice_half_loop_intr_ack(struct snd_emu10k1 *emu, unsigned int
 	spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
 
+#if 0
 void snd_emu10k1_voice_set_loop_stop(struct snd_emu10k1 *emu, unsigned int voicenum)
 {
 	unsigned long flags;
@@ -471,6 +472,7 @@ void snd_emu10k1_voice_clear_loop_stop(struct snd_emu10k1 *emu, unsigned int voi
 	outl(sol, emu->port + DATA);
 	spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
+#endif
 
 void snd_emu10k1_wait(struct snd_emu10k1 *emu, unsigned int wait)
 {